add UI chapter

doc/chapter/4ui.tex

@@ -0,0 +1,3 @@
+Note that since the application is still under construction not all screenshots may be up to date.
+
+\section{Graphical presentation of the running algorithm}\label{sec:graphicalPresentationOfTheRunningAlgorithm}

doc/doc.tex

@@ -248,10 +248,11 @@ frame=tb}
     \chapter{Current Progress}\label{ch:progress}
     \input{chapter/3progress}
 
-    \TODO{UI and visuals chapter}
+    \chapter{UI and visuals}\label{ch:ui}
+    \input{chapter/4ui}
 
     \chapter{Retrospection}
-    \input{chapter/4retrospection}
+    \input{chapter/5retrospection}
 
     \appendix
     \chapter{Appendix}\label{ch:appendix}